Cap for a tubular container



FIG. 1 is a side view of a cap for a tubular container showing my newdesign;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is a top and side perspective view thereof.

The broken line showing of a golf ball and container is for illustrativepurposes only and forms no part of the claimed design.

The ornamental design for a cap for a tubular container, as shown anddescribed.